Ponytail accessory



FIG. 1 is a rear view of the ponytail accessory.

FIG. 2 is a front view of the claimed design.

FIG. 3 is a left side view of the claimed design.

FIG. 4 is a right side view of the claimed design.

FIG. 5 is a top view of the claimed design.

FIG. 6 is a bottom view of the claimed design; and,

FIG. 7 is a perspective view of the claimed design being worn as anattachment to hair of an end user that is depicted in broken linesforming no part of the claimed design.

The ornamental design for a ponytail accessory, as shown and described.